| Iona to Boppard | 4,812.82 mi (7,745.49 km) |
| Iona to Borgentreich | 4,853.58 mi (7,811.08 km) |
| Iona to Borgholzhausen | 4,803.75 mi (7,730.89 km) |
| Iona to Borken | 4,750.64 mi (7,645.42 km) |
| Iona to Borna | 4,996.22 mi (8,040.65 km) |
| Iona to Bornheim | 4,777.50 mi (7,688.64 km) |
| Iona to Bosel | 4,771.62 mi (7,679.18 km) |
| Iona to Bottrop | 4,758.96 mi (7,658.80 km) |
| Iona to Bovenden | 4,880.48 mi (7,854.37 km) |
| Iona to Brackenheim | 4,900.21 mi (7,886.12 km) |
| Iona to Brake | 4,786.07 mi (7,702.43 km) |
| Iona to Brakel | 4,847.65 mi (7,801.54 km) |
| Iona to Bramsche | 4,784.86 mi (7,700.49 km) |
| Iona to Brand | 4,742.49 mi (7,632.30 km) |
| Iona to Brand-Erbisdorf | 5,035.72 mi (8,104.21 km) |
